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<h2><span class="refentrytitle">Struct template rebind_any</span></h2>
<p>boost::type_erasure::rebind_any</p>
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<h2 xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv-title">Synopsis</h2>
<div xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision" class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../boost_typeerasure/reference.html#header.boost.type_erasure.rebind_any_hpp" title="Header &lt;boost/type_erasure/rebind_any.hpp&gt;">boost/type_erasure/rebind_any.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> Any<span class="special">,</span> <span class="keyword">typename</span> T<span class="special">&gt;</span> 
<span class="keyword">struct</span> <a class="link" href="rebind_any.html" title="Struct template rebind_any">rebind_any</a> <span class="special">{</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="emphasis"><em><span class="identifier">unspecified</span></em></span> <a name="boost.type_erasure.rebind_any.type"></a><span class="identifier">type</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="id-1.3.42.13.29.3.4"></a><h2>Description</h2>
<p>A metafunction that changes the <a class="link" href="placeholder.html" title="Struct placeholder">placeholder</a> of an <a class="link" href="any.html" title="Class template any">any</a>. If <code class="computeroutput">T</code> is not a placeholder, returns <code class="computeroutput">T</code> unchanged. This class is intended to be used in <a class="link" href="concept_interface.html" title="Struct template concept_interface">concept_interface</a> to deduce the argument types from the arguments of the concept.</p>
<p>
</p>
<pre class="programlisting"><span class="identifier">rebind_any</span><span class="special">&lt;</span><span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">&gt;</span><span class="special">,</span> <span class="identifier">_a</span><span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">-&gt;</span> <span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">,</span> <span class="identifier">_a</span><span class="special">&gt;</span>
<span class="identifier">rebind_any</span><span class="special">&lt;</span><span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">&gt;</span><span class="special">,</span> <span class="identifier">_b</span><span class="special">&amp;</span><span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">-&gt;</span> <span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">,</span> <span class="identifier">_b</span><span class="special">&amp;</span><span class="special">&gt;</span>
<span class="identifier">rebind_any</span><span class="special">&lt;</span><span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">&gt;</span><span class="special">,</span> <span class="identifier">_c</span><span class="special">&amp;&amp;</span><span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">-&gt;</span> <span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">,</span> <span class="identifier">_c</span><span class="special">&amp;&amp;</span><span class="special">&gt;</span>
<span class="identifier">rebind_any</span><span class="special">&lt;</span><span class="identifier">any</span><span class="special">&lt;</span><span class="identifier">Concept</span><span class="special">&gt;</span><span class="special">,</span> <span class="keyword">int</span><span class="special">&gt;</span><span class="special">::</span><span class="identifier">type</span> <span class="special">-&gt;</span> <span class="keyword">int</span>
</pre>
<p><span class="bold"><strong>See Also:</strong></span></p>
<p><a class="link" href="derived.html" title="Struct template derived">derived</a>, <a class="link" href="as_param.html" title="Struct template as_param">as_param</a> </p>
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<td align="right"><div class="copyright-footer">Copyright © 2011-2013 Steven Watanabe<p>
        Distributed under the Boost Software License, Version 1.0. (See accompanying
        file LICENSE_1_0.txt or copy at <a href="http://www.boost.org/LICENSE_1_0.txt" target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)
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